Christmas came up with two key baskets and assisted on a third during a spurt that helped the Blue Devils (28-3) take control after the Yellow Jackets had cut a 13-point deficit to two with about seven minutes left.

Jasmine Thomas added 12 points for top-seeded Duke, which reached Sunday’s championship game for the fourth time in as many tries under Joanne P. McCallie.

It was also Duke’s 33rd straight win against fifth-seeded Georgia Tech (23-10), which had upset No. 13 Maryland to reach the semifinals in consecutive years for the first time in program history.

Metra Walthour scored a career-high 20 points and five 3-pointers for the Yellow Jackets, while Tyaunna Marshall added 19 points.